Question: Which head of state has the shortest term length of office?
Paraphrase: The shortest term for head of state is?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q4164871 . ?ent wdt:P2097 ?obj . ?ent wdt:P279 wd:Q48352} ORDER BY ASC(?obj)LIMIT 5 
Answer: Governor of New Hampshire, Governor of Vermont, President of the Federal Republic of Central America, Governor of Tennessee, Governor of Texas